r1ic_maxtree.cc

00001 
00002 #include <cstdlib>
00003 
00004 #include <ntg/int.hh>
00005 #include <oln/basics1d.hh>
00006 #include <oln/lrde/ufmt/r1ic_maxtree.hh>
00007 #include <oln/lrde/ufmt/log.hh>
00008 
00009 
00010 
00011 void usage(char* argv[])
00012 {
00013   std::cerr << "usage: " << argv[0] << " input1D.pgm" << std::endl;
00014   std::cerr << "1D raster max-tree computation with union-find" << std::endl;
00015   std::cerr << "  r. for raster video scan" << std::endl;
00016   std::cerr << "  i. par = image<int>" << std::endl;
00017   std::cerr << "  c. level compression" << std::endl;
00018   std::cerr << "inspecting the only neighbor calls 'insert'" << std::endl;
00019   exit(1);
00020 }
00021 
00022 
00023 int main(int argc, char* argv[])
00024 {
00025   if (argc != 2)
00026     usage(argv);
00027 
00028   using namespace oln;
00029   typedef image1d<ntg::int_u8> image_t;
00030 
00031   image_t input = load(argv[1]);
00032   typedef lrde::ufmt::r1ic_maxtree<image_t> algorithm_t;
00033 
00034   algorithm_t run(input);
00035   run.go();
00036   std::cout << "n level roots = " << n_level_roots(run) << std::endl;
00037 }

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